Exterior (Copper Head & Stainless Steel Shank) Upholstery Nails/tacks 7/16" - 100 Pcs [French Natural] Sizes : D:7/16" * L:1/2" * H:1/6" Made By Stainless Steel Shank & Brass Head with double layer French Natural finish For EXTERIOR projects such as Garden Furniture, Boat Upholstery, Seaside Projects, they will never get Rusty in lifetime To whom it may like to use their furniture 10s years... Need to use Pliers to catch nails before hammering, they are small and hammer them by free hand may be dangerous and cause shanks bending !!!